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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "ags/shared/ac/view.h"
#include "ags/shared/util/stream.h"
namespace AGS3 {
using AGS::Shared::Stream;
ViewFrame::ViewFrame()
: pic(0)
, xoffs(0)
, yoffs(0)
, speed(0)
, flags(0)
, sound(-1)
, audioclip(-1) {
reserved_for_future[0] = 0;
reserved_for_future[1] = 0;
}
void ViewFrame::ReadFromFile(Stream *in) {
pic = in->ReadInt32();
xoffs = in->ReadInt16();
yoffs = in->ReadInt16();
speed = in->ReadInt16();
in->ReadInt16(); // alignment padding to int32
flags = in->ReadInt32();
sound = in->ReadInt32();
in->ReadInt32(); // reserved 1
in->ReadInt32(); // reserved 1
}
void ViewFrame::WriteToFile(Stream *out) {
out->WriteInt32(pic);
out->WriteInt16(xoffs);
out->WriteInt16(yoffs);
out->WriteInt16(speed);
out->WriteInt16(0); // alignment padding to int32
out->WriteInt32(flags);
out->WriteInt32(sound);
out->WriteInt32(0);
out->WriteInt32(0);
}
ViewLoopNew::ViewLoopNew()
: numFrames(0)
, flags(0) {
}
bool ViewLoopNew::RunNextLoop() {
return (flags & LOOPFLAG_RUNNEXTLOOP);
}
void ViewLoopNew::Initialize(int frameCount) {
numFrames = frameCount;
flags = 0;
// an extra frame is allocated to prevent crashes with empty loops
frames.resize(numFrames > 0 ? numFrames : 1);
}
void ViewLoopNew::Dispose() {
frames.clear();
numFrames = 0;
}
void ViewLoopNew::WriteToFile_v321(Stream *out) {
out->WriteInt16(static_cast<uint16_t>(numFrames));
out->WriteInt32(flags);
WriteFrames(out);
}
void ViewLoopNew::WriteFrames(Stream *out) {
for (int i = 0; i < numFrames; ++i) {
frames[i].WriteToFile(out);
}
}
void ViewLoopNew::ReadFromFile_v321(Stream *in) {
Initialize(static_cast<uint16_t>(in->ReadInt16()));
flags = in->ReadInt32();
ReadFrames(in);
}
void ViewLoopNew::ReadFrames(Stream *in) {
for (int i = 0; i < numFrames; ++i) {
frames[i].ReadFromFile(in);
}
}
ViewStruct::ViewStruct()
: numLoops(0) {
}
void ViewStruct::Initialize(int loopCount) {
numLoops = loopCount;
loops.resize(numLoops);
}
void ViewStruct::Dispose() {
loops.clear();
numLoops = 0;
}
void ViewStruct::WriteToFile(Stream *out) {
out->WriteInt16(static_cast<uint16_t>(numLoops));
for (int i = 0; i < numLoops; i++) {
loops[i].WriteToFile_v321(out);
}
}
void ViewStruct::ReadFromFile(Stream *in) {
Initialize(static_cast<uint16_t>(in->ReadInt16()));
for (int i = 0; i < numLoops; i++) {
loops[i].ReadFromFile_v321(in);
}
}
ViewStruct272::ViewStruct272()
: numloops(0) {
memset(numframes, 0, sizeof(numframes));
memset(loopflags, 0, sizeof(loopflags));
}
void ViewStruct272::ReadFromFile(Stream *in) {
numloops = in->ReadInt16();
for (int i = 0; i < 16; ++i) {
numframes[i] = in->ReadInt16();
}
in->ReadInt16(); // alignment padding to int32
in->ReadArrayOfInt32(loopflags, 16);
for (int j = 0; j < 16; ++j) {
for (int i = 0; i < 20; ++i) {
frames[j][i].ReadFromFile(in);
}
}
}
void Convert272ViewsToNew(const std::vector<ViewStruct272> &oldv, std::vector<ViewStruct> &newv) {
for (size_t a = 0; a < oldv.size(); a++) {
newv[a].Initialize(oldv[a].numloops);
for (int b = 0; b < oldv[a].numloops; b++) {
newv[a].loops[b].Initialize(oldv[a].numframes[b]);
if ((oldv[a].numframes[b] > 0) &&
(oldv[a].frames[b][oldv[a].numframes[b] - 1].pic == -1)) {
newv[a].loops[b].flags = LOOPFLAG_RUNNEXTLOOP;
newv[a].loops[b].numFrames--;
} else
newv[a].loops[b].flags = 0;
for (int c = 0; c < newv[a].loops[b].numFrames; c++)
newv[a].loops[b].frames[c] = oldv[a].frames[b][c];
}
}
}
} // namespace AGS3
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